Backyard Brains

FAQs about HHI 9

• Does HHI work the same as the Muscle Spikerbox?
• How to troubleshoot my TENS 3000 unit?
• How to modify the cable for TENS unit?
• Why I'm experiencing pain & muscle tension when using HHI?
• Difference between Envelope & Raw signal?

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Code and board problems 4

• How to troubleshoot the Arduino board
• When I plug electrodes into the SpikerShield and flex my muscle, nothing happens.
• How to reattach the HHI board to Arduino Uno?
• Why is my HHI only giving buzz?